<template>
  <section>
    <!--工具条  高级查询 + 新增-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" >
        <el-form-item>
          <el-input v-model="keyword" placeholder="请输入关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading"
              @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="id" label="编号" width="80" sortable>
      </el-table-column>
      <el-table-column prop="username" label="员工名称" width="100" sortable>
      </el-table-column>
      <el-table-column prop="phone" label="电话号码" width="100" sortable>
      </el-table-column>
      <el-table-column prop="email" label="邮箱" width="100" sortable>
      </el-table-column>
      <el-table-column prop="age" label="年纪" width="100" sortable>
      </el-table-column>
      <el-table-column prop="state" label="状态" width="120" sortable>
        <template scope="scope">
          <span v-if="scope.row.state==0" style="color: red">禁用</span>
          <span v-else style="color: green">启用</span>
        </template>
      </el-table-column>
      <el-table-column prop="department.name" label="所属部门" width="120" sortable>
      </el-table-column>
      <el-table-column prop="shop_id" label="店铺id" width="120" sortable>
        <template scope="scope">
          <span v-if="scope.row.shop_id==null" style="color: red">店铺管理员</span>
          <span v-else style="color: green">员工管理</span>
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条  批量删除 + 分页栏-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange"
                     :page-size="pageSize" :total="totals" :current-page="currentPage" style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面-->
    <el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="名称" prop="username">
          <el-input v-model="saveForm.username" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="电话" prop="phone">
          <el-input v-model="saveForm.phone" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="saveForm.email" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="saveForm.password" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="saveForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="所属部门">
          <el-select v-model="saveForm.department_id" placeholder="请选择">
            <el-option v-for="item in managers"
                       :label="item.name"
                       :value="item.id">
              <span style="float: left">{{ item.name }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="所属角色">
          <el-select v-model="saveForm.role_id" placeholder="请选择">
            <el-option v-for="item in roles"
                       :label="item.name"
                       :value="item.id">
              <span style="float: left">{{ item.name }}</span>
            </el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>
</template>

<script>

export default {
  data() {
    return {
      //1.分页查询的相关参数
      departments: [],
      pageSize:5,
      currentPage:1,
      totals:0,
      listLoading: false,

      roles: [],

      //2.高级查询的相关数据
      keyword: '',

      //3.批量操作的相关数据
      sels: [],//列表选中列

      //4.添加或修改的相关数据
      title: '', //标题
      saveFormVisible: false,
      saveLoading: false,
      saveFormRules: {
        username: [
          {required: true, message: '请输入名称', trigger: 'blur'}
        ]
      },
      //5.添加和修改中对话框的数据
      saveForm: {
        username: null,
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id:null,
        role_id:null
      },

      //6.显示所有的部门经理
      managers:[],

      /*  //7.显示部门树
        deptTree: []*/
    }
  },

  methods: {
    //1.获取部门列表
    getDepartments() {
      let para = {
        pageSize: this.pageSize,//分页查询的
        currentPage:this.currentPage,//分页查询的
        keyword: this.keyword //高级查询的
      };
      this.listLoading = true;
      this.$http.post("/employee",para).then(res=>{
        this.departments = res.data.data;
        this.totals= res.data.totals;
        this.listLoading = false;
      }).catch(res=>{
        this.$message.error("系统繁忙，稍后再试")
      })
    },
    //2.点击分页实现
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getDepartments();
    },

    //3.高级查询 = 关键字查询
    keywordQuery(){
      this.currentPage = 1;
      this.getDepartments();
    },

    //4.删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.delete("/employee/"+row.id).then(res=>{
          this.listLoading = false;
          if(res.data.success){
            this.$message.success("删除成功");

            var totalPage =Math.ceil(this.totals/this.pageSize);//总页数=最后一条
            if(this.currentPage==totalPage &&(this.totals-1)%this.pageSize==0 &&this.currentPage!=1){
              this.currentPage--;
            }

            this.getDepartments();
          }else {
            this.$message.error("系统繁忙，请稍后重试!!![500]");
          }
        }).catch(res=>{
          this.$message.error("系统繁忙，请稍后重试!!![400,404]");
        })
      });
    },

    ////5.选项改变的时候触发的逻辑
    selsChange: function (sels) {
      this.sels = sels;
    },

    //6.批量删除逻辑
    batchRemove: function () {
      var ids = this.sels.map(item => item.id); //得到所有id集合
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch("/employee",ids).then(res=>{
          if(res.data.success) { //操作成功
            this.currentPage = 1;
            this.getDepartments();
          }else {
            this.$message.error("系统繁忙，请稍后重试!!![500]");
          }
        }).catch(res=>{
          this.$message.error("系统繁忙，请稍后重试!!![400,404]");
        })
      });
    },

    //7.点击修改按钮弹出对话框
    handleEdit: function (index, row) {
      //获取部门树
      /* this.getDeptTree();*/
      //获取所有的经理
      this.getManagers();
      this.getRoles();
      this.title = "编辑";
      this.saveFormVisible = true;
      this.saveForm = Object.assign({}, row);

    },
    //8.点击新增按钮弹出对话框
    handleAdd: function () {
      this.title = "新增";
      this.saveFormVisible = true;
      this.saveForm = {
        username: null,
        phone: '',
        email: '',
        password: '',
        age: null,
        state: 1,
        department_id:null,
        role_id:null
      };
      //获取所有的经理
      this.getManagers();
      this.getRoles();
      //获取部门树
      /* this.getDeptTree();*/
    },
    //9.点击保存提交数据到后端
    saveSubmit: function () {
      this.$refs.saveForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            this.saveLoading = true;
            let para = Object.assign({}, this.saveForm);
            this.$http.put("/employee",para).then(res=>{
              this.saveLoading = false;  //关闭加载框
              this.saveFormVisible = false; //关闭对话框
              if(res.data.success){
                this.getDepartments();
              }else{
                this.$message.error("系统繁忙，请稍后重试!!![500]");
              }
            }).catch(res=>{
              this.$message.error("系统繁忙，请稍后重试!!![400,404]");
            })
          });
        }
      });
    },
    //10.获取所有的部门经理 - 员工
    getManagers(){
      this.$http.get("/department").then(res=>{
        this.managers = res.data;
      })
    },
    getRoles(){
      this.$http.get("/role").then(res=>{
        this.roles = res.data;
      })
    },
    /*//11.获取部门树
    getDeptTree(){
      this.$http.get("/employee/deptTree").then(res=>{
        this.deptTree = res.data;
      })
    }*/
  },
  mounted() {
    this.getDepartments();
  }
}

</script>

<style scoped>

</style>